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Greenfingers 400W HPS MH Grow Light Kit Digital Ballast Reflector Hydroponic Grow System Kit

$202.99 $507.99 Save 60% @ Gardening Tools Online

The Greenfingers 400W electronic ballast is suitable for use with both 400W High Pressure Sodium (HPS) and Metal Halide (MH) bulbs. It has a 4-phase manual dimming that can help to prolong the lamp lifespan by at least ... show more